Home / 91,254,933,755.15-125,915,157,399.11-52,659,773,569.80

Finding the Fourth Proportional to 91,254,933,755.15, 125,915,157,399.11 and 52,659,773,569.80

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Solution

The fourth proportional to 91,254,933,755.15, 125,915,157,399.11 and 52,659,773,569.80 is: 72,660,878,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,254,933,755.15 : 125,915,157,399.11 = 52,659,773,569.80 : x
  2. Step 2: Convert to fraction form
    91,254,933,755.15/125,915,157,399.11 = 52,659,773,569.80/x
  3. Step 3: Cross multiply
    91,254,933,755.15x = 125,915,157,399.11 × 52,659,773,569.80
  4. Step 4: Simplify right side
    91,254,933,755.15x = 6,630,663,677,642,859,872,256
  5. Step 5: Solve for x
    x = 6,630,663,677,642,859,872,256/91,254,933,755.15
  6. Step 6: Final answer
    x = 72,660,878,757.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.